About Inworld

At Inworld, we believe that the benefits of AI should extend beyond business workflows to the applications and experiences that we enjoy every day. We began by pushing the frontier of lifelike, interactive characters for games and entertainment, pioneering realtime conversational AI at scale. Today, we apply that expertise to provide the multimodal models, pipelines and tools needed to build and evolve consumer-scale, real-time conversational AI applications across learning, health, social, assistants, games and media.

We’ve raised more than $125M from Lightspeed, Section 32, Kleiner Perkins, Microsoft’s M12 venture fund, Founders Fund, Meta and Stanford, among others. Our technology has powered experiences from companies such as NVIDIA, Microsoft Xbox, Niantic, Logitech Streamlabs, Wishroll, Little Umbrella and Bible Chat. We’ve also been recognized by CB Insights as one of the 100 most promising AI companies globally and have been named one of LinkedIn's Top 10 Startups in the USA.

About The Role

As a Staff UX Engineer focused on frontend excellence, your goal is to ship polished, intuitive experiences that help users understand and explore our technology. You will work closely with product, design, and engineering to clarify priorities and shape what needs to be built. You will also identify improvements that elevate performance, usability, and overall frontend quality and drive them forward.

What You'll Do

• Own the frontend development including interactive demos and playgrounds.

• Build high quality UI in React and TypeScript with a focus on performance and interaction quality.

• Work in Next.js with some Node.js backend support when needed as part of your workflow.

• Collaborate closely with Product, Design and Engineering to translate complex AI capabilities into intuitive, developer-friendly experiences.

• Continuously test, learn, and iterate, using feedback and data to refine and improve the user experience.

• Drive user experience quality and empathy, shaping both the product and how we build it.
  

Requirements

• 5+ years of experience in user experience (UX) engineering, and front-end engineering.

• Excellent programming skills and experience in TypeScript and React.

• Strong understanding of usability, interaction patterns, and user experience principles.

• Experience with popular frontend tools and libraries (Sandcn/ui, MUI, Emotion, Next.js, Tailwind, etc).

• High attention to detail and a passion for expressive, high quality interfaces.

• Excellent communication skills and a collaborative, trusted presence across teams.
  

In-office location: Mountain View, California, United States. Candidates must be based in the SF Bay Area or willing to relocate (you will be working on-site in our South Bay office a few days a week).

The base salary range for this full-time position is between $180,000 - $260,000 + bonus + equity + benefits. Your recruiter can share more about the specific salary range for your targeted location during the hiring process.